| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,532 |
| Name that Greek Letter | 0 | - | 4.93 | 322,519 |
| British History A-Z #1 | 0 | - | 4.45 | 46,296 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,737 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 73,141 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,095 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,047 |
| Ancient Greek Words | 0 | - | 4.93 | 111,089 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 107,938 |
| Name the English Monarchs | 0 | - | 4.92 | 500,050 |
| Germany A-Z | 0 | - | 4.56 | 62,460 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,739 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,154 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 117,780 |
| Monarchies of Europe | 0 | - | 4.90 | 97,690 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,516 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,846 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,947 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,480 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,365 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,139 |
| States of Germany | 0 | - | 4.96 | 151,041 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,424 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,334 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,623 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,475 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,740 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,064 |
| Germany Country Quiz | 0 | - | 4.82 | 157,165 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,984 |
| Italy A-Z | 0 | - | 4.49 | 58,004 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,459 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,482 |
| Largest City on Every Continent A-Z | 0 | - | 4.97 | 37,919 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,764 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,431 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,460 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,376 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,302 |
| Italian History A-Z | 0 | - | 4.21 | 17,624 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,661 |
| Spanish History A-Z | 0 | - | 4.37 | 19,222 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,338 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,835 |
| British Geography A-Z | 0 | - | 4.41 | 19,465 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,755 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,573 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 399,011 |
| Name a World Capital A-Z | 0 | - | 5.00 | 175,449 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,520 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,293 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,862 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,423 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,805 |
| The Trojan War | 0 | - | 4.83 | 39,559 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,144 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,139 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,274 |
| Roman Emperors | 0 | - | 4.95 | 119,225 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,139 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,122 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,187 |
| French History A-Z | 0 | - | 4.22 | 24,380 |
| Olympian Gods Quiz | 0 | - | 4.96 | 498,349 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,016 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,530 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,082 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,682 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,465 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,386 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,936 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,901 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,359 |
| European Cities A-Z by Clue #1 | 0 | - | 4.25 | 78,334 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,356 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,292 |
| The Only European Country ... | 0 | - | 4.91 | 215,091 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,291 |
| History of Russia Quiz | 0 | - | 4.49 | 31,842 |
| History of Germany | 0 | - | 4.39 | 52,722 |
| Mythology A-Z | 0 | - | 4.31 | 37,101 |
| History of Italy | 0 | - | 4.55 | 31,895 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,523 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,597 |
| Roman History by Picture | 0 | - | 4.46 | 26,393 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 435,113 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,832 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,562 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,091 |
| Counties of England | 0 | - | 4.97 | 792,419 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,713 |
| Middle Earth Geography | 0 | - | 4.56 | 39,621 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 81,010 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,628 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,335 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,442 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,613 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,132 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,687 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,368 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,385 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,903 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,749 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,482 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,581 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,846 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,274 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,429 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,229 |
| European Countries with One Border | 0 | - | 4.97 | 182,102 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,969 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,673 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,723 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,517 |
| Slavic Countries | 0 | - | 4.96 | 111,240 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,256 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,525 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,756 |
| Kings of France Quiz | 0 | - | 4.20 | 32,627 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,826 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,727 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,077 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,821 |
| Regions of Italy | 0 | - | 4.92 | 75,191 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 46,697 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,161 |
| Spain A-Z | 0 | - | 4.23 | 28,336 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,725 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,153 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,335 |
| English Royal Consorts | 0 | - | 4.37 | 37,267 |
| Champions League Winners | 0 | - | 4.92 | 1,000,583 |
| Monarchies of Asia | 0 | - | 4.97 | 70,825 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,623 |
| Battle to Country | 0 | - | 4.91 | 52,896 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,302 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,757 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,671 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,452 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,679 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,270 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,056 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,696 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,645 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,883 |
| Russia Country Quiz | 0 | - | 4.85 | 114,032 |
| Russia A-Z | 0 | - | 4.46 | 27,187 |
| Countries That Border Russia | 0 | - | 4.98 | 460,297 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,084 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,189 |
| History of Austria | 0 | - | 4.70 | 17,797 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,691 |
| Departments of France | 0 | - | 4.93 | 53,292 |
| Geography of the French Empire | 0 | - | 4.45 | 26,999 |
| The French Revolution | 0 | - | 4.46 | 23,859 |
| Countries Bordering France | 0 | - | 4.83 | 401,084 |
| History of France | 0 | - | 4.59 | 56,609 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,717 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,541 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,867 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,841 |
| Italy Country Quiz | 0 | - | 4.82 | 122,658 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,808 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,443 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,433 |
| Byzantine History | 0 | - | 4.91 | 28,701 |
| The Vikings! | 0 | - | 4.46 | 28,285 |
| The Portuguese Empire | 0 | - | 4.58 | 12,027 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,392 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,026 |
| British Monopoly Board | 0 | - | 4.52 | 41,096 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,840 |
| Lord of the Rings - Races | 0 | - | 4.24 | 58,526 |
| The Ultimate LOTR Character Quiz - The Books | 0 | - | 4.61 | 20,586 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,262 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,086 |
| Geography of the British Empire | 0 | - | 4.48 | 39,581 |
| Medieval English History | 0 | - | 4.53 | 43,399 |
| Doctor Who Actors | 0 | - | 4.61 | 17,883 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,617 |
| England or Wales? | 0 | - | 4.94 | 45,486 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,226 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,678 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,371 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,283 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,028 |
| Country Flags with the Fewest Colours A-Z | 0 | - | 4.63 | 58,720 |
| India A-Z | 0 | - | 4.42 | 34,019 |
| Hindu Countries | 0 | - | 4.86 | 49,814 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,514 |
| Australia A-Z | 0 | - | 4.54 | 49,872 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,832 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,673,429 |
| The American Civil War | 0 | - | 4.62 | 52,275 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,154 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,926 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,085 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,773 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,119 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,406 |
